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发明名称
BORING TOOL
摘要
申请公布号
JPH05220609(A)
申请公布日期
1993.08.31
申请号
JP19920022261
申请日期
1992.02.07
申请人
OSAKA GAS CO LTD;OOOKA SEISAKUSHO:KK
发明人
OZAKI YOICHIRO;SHIMIZU HIROSHI;KURATANI JUNICHI;DAIMATSU KENJI
分类号
B23B41/08
主分类号
B23B41/08
代理机构
代理人
主权项
地址
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